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/* { dg-do compile } */
int
f1 (void)
{
int x = __builtin_add_overflow (); /* { dg-error "not enough arguments to function" } */
x += __builtin_sub_overflow (); /* { dg-error "not enough arguments to function" } */
x += __builtin_mul_overflow (); /* { dg-error "not enough arguments to function" } */
return x;
}
int
f2 (int a, int b, int *c, int d)
{
int x = __builtin_add_overflow (a, b, c, d); /* { dg-error "too many arguments to function" } */
x += __builtin_sub_overflow (a, b, c, d, d, d); /* { dg-error "too many arguments to function" } */
x += __builtin_mul_overflow (a, b, c, d); /* { dg-error "too many arguments to function" } */
return x;
}
enum E { e0 = 0, e1 = 1 };
#ifndef __cplusplus
#define bool _Bool
#endif
int
f3 (float fa, int a, _Complex long int ca, double fb, void *pb, int b, enum E eb, bool bb, int *c)
{
int x = __builtin_add_overflow (fa, b, c); /* { dg-error "argument 1 in call to function\[^\n\r]*does not have integral type" } */
x += __builtin_sub_overflow (ca, b, c); /* { dg-error "argument 1 in call to function\[^\n\r]*does not have integral type" } */
x += __builtin_mul_overflow (a, fb, c); /* { dg-error "argument 2 in call to function\[^\n\r]*does not have integral type" } */
x += __builtin_add_overflow (a, pb, c); /* { dg-error "argument 2 in call to function\[^\n\r]*does not have integral type" } */
x += __builtin_sub_overflow (a, eb, c);
x += __builtin_mul_overflow (a, bb, c);
return x;
}
int
f4 (float *fp, double *dp, _Complex int *cp, enum E *ep, bool *bp, long long int *llp)
{
int x = __builtin_add_overflow (1, 2, fp); /* { dg-error "argument 3 in call to function\[^\n\r]*does not have pointer to integer type" } */
x += __builtin_sub_overflow (1, 2, dp); /* { dg-error "argument 3 in call to function\[^\n\r]*does not have pointer to integer type" } */
x += __builtin_mul_overflow (1, 2, cp); /* { dg-error "argument 3 in call to function\[^\n\r]*does not have pointer to integer type" } */
x += __builtin_add_overflow (1, 2, ep); /* { dg-error "argument 3 in call to function\[^\n\r]*does not have pointer to integer type" } */
x += __builtin_sub_overflow (1, 2, bp); /* { dg-error "argument 3 in call to function\[^\n\r]*does not have pointer to integer type" } */
x += __builtin_mul_overflow (1, 2, llp);
return x;
}
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